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Gray/Portland, ME Local Forecast Office

14NM NE Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SW wind 5 to 10 kt becoming W after midnight. A chance of rain, mainly after 4am.   Seas 1 ft or less.

      Low: 40 °F

      SW 10kt
      < 1ft

    • Tuesday

      Tuesday:NE wind 5 to 10 kt. Rain likely, mainly between 7am and 1pm.   Seas 1 ft or less.

      High: 43 °F

      NE 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Rain likely and possibly a thunderstorm.  Patchy fog after 11pm.  Seas 1 ft or less.

      Low: 37 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:SSW wind around 10 kt becoming NNW in the afternoon. Rain likely, mainly after 4pm.   Seas 1 ft or less.

      High: 52 °F

      SSW 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:NE wind 5 to 10 kt. Rain likely, mainly before 7pm.   Seas 1 ft or less.

      Low: 35 °F

      NE 10kt
      < 1ft

    • Thursday

      Thursday:ENE wind around 10 kt. A chance of rain before 11am, then a chance of rain and snow.   Seas 1 ft or less.

      High: 39 °F

      ENE 10kt
      < 1ft

    • Thursday Night

      Thursday Night:E wind 5 to 10 kt. A chance of rain and snow before 11pm, then a chance of rain.   Seas 1 ft or less.

      Low: 35 °F

      E 10kt
      < 1ft

    • Friday

      Friday:Variable winds 5 kt or less. A chance of rain.   Seas 1 ft or less.

      High: 55 °F

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. A chance of rain.   Seas 1 ft or less.

      Low: 44 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:28 pm EDT Mar 30, 2026
Forecast Valid: 9pm EDT Mar 30, 2026-6pm EDT Apr 6, 2026

View Nearby Observations

Detailed Forecast


Tonight
SW wind 5 to 10 kt becoming W after midnight. A chance of rain, mainly after 4am. Seas 1 ft or less.
Tuesday
NE wind 5 to 10 kt. Rain likely, mainly between 7am and 1pm. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Rain likely and possibly a thunderstorm. Patchy fog after 11pm. Seas 1 ft or less.
Wednesday
SSW wind around 10 kt becoming NNW in the afternoon. Rain likely, mainly after 4pm. Seas 1 ft or less.
Wednesday Night
NE wind 5 to 10 kt. Rain likely, mainly before 7pm. Seas 1 ft or less.
Thursday
ENE wind around 10 kt. A chance of rain before 11am, then a chance of rain and snow. Seas 1 ft or less.
Thursday Night
E wind 5 to 10 kt. A chance of rain and snow before 11pm, then a chance of rain. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 43.25°N 70.58°W
Last Update: 7:28 pm EDT Mar 30, 2026
Forecast Valid: 9pm EDT Mar 30, 2026-6pm EDT Apr 6, 2026
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